Malware Analysis Report

2024-12-08 01:24

Sample ID 231111-m3dvdsea7v
Target NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe
SHA256 02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1
Tags
mystic redline taiga infostealer persistence stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1

Threat Level: Known bad

The file NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe was found to be: Known bad.

Malicious Activity Summary

mystic redline taiga infostealer persistence stealer

Detect Mystic stealer payload

RedLine

Mystic

RedLine payload

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-11-11 10:59

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-11 10:59

Reported

2023-11-11 11:01

Platform

win10v2004-20231020-en

Max time kernel

145s

Max time network

167s

Command Line

"C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe"

Signatures

Detect Mystic stealer payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Mystic

stealer mystic

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3620 wrote to memory of 4432 N/A C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe
PID 3620 wrote to memory of 4432 N/A C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe
PID 3620 wrote to memory of 4432 N/A C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe
PID 4432 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe
PID 4432 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe
PID 4432 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1988 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4432 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe
PID 4432 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe
PID 4432 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe
PID 2468 wrote to memory of 1256 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 1256 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 1256 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2468 wrote to memory of 496 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 3620 wrote to memory of 2768 N/A C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe
PID 3620 wrote to memory of 2768 N/A C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe
PID 3620 wrote to memory of 2768 N/A C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe
PID 2768 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe C:\Windows\SysWOW64\cmd.exe
PID 2768 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe C:\Windows\SysWOW64\cmd.exe
PID 2768 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe

"C:\Users\Admin\AppData\Local\Temp\NEAS.02823891542cf133fd6221e12a2abbd77b80b2e06304eb95a0821887c96823b1.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1492 -ip 1492

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 204

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "

Network

Country Destination Domain Proto
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 121.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
RU 5.42.92.51:19057 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
RU 5.42.92.51:19057 tcp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 52.111.227.11:443 tcp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
RU 5.42.92.51:19057 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
RU 5.42.92.51:19057 tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
RU 5.42.92.51:19057 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 90.65.42.20.in-addr.arpa udp
RU 5.42.92.51:19057 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe

MD5 0e5307c09413cd0530c629de4c046d69
SHA1 5421a068a02b8e8f4363a0b9ef0b6ef090c3fe1d
SHA256 00d67de5947557ec42ba05c5f461f0a7d4deb31cd28c61fe88ffd5881270e1c0
SHA512 5f6b36780460d9595d097894c91952e5fe8c4025c251108a1f8bfdb5b8eda21b93f0b3f64a4855db28b3ea54f9822b5f43921127b998ffa26baf01a66e1e43b4

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RA8nj27.exe

MD5 0e5307c09413cd0530c629de4c046d69
SHA1 5421a068a02b8e8f4363a0b9ef0b6ef090c3fe1d
SHA256 00d67de5947557ec42ba05c5f461f0a7d4deb31cd28c61fe88ffd5881270e1c0
SHA512 5f6b36780460d9595d097894c91952e5fe8c4025c251108a1f8bfdb5b8eda21b93f0b3f64a4855db28b3ea54f9822b5f43921127b998ffa26baf01a66e1e43b4

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe

MD5 784667bb96ccb30c4cf44f2c5f493769
SHA1 28185165ab4dbbb4a139ae1af0bb6934ebe05c04
SHA256 1025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9
SHA512 62c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3oR176oZ.exe

MD5 784667bb96ccb30c4cf44f2c5f493769
SHA1 28185165ab4dbbb4a139ae1af0bb6934ebe05c04
SHA256 1025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9
SHA512 62c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20

memory/1492-14-0x0000000000400000-0x0000000000433000-memory.dmp

memory/1492-15-0x0000000000400000-0x0000000000433000-memory.dmp

memory/1492-16-0x0000000000400000-0x0000000000433000-memory.dmp

memory/1492-18-0x0000000000400000-0x0000000000433000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe

MD5 14d9834611ad581afcfea061652ff6cb
SHA1 802f964d0be7858eb2f1e7c6fcda03501fd1b71c
SHA256 e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60
SHA512 cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4gP5UR4.exe

MD5 14d9834611ad581afcfea061652ff6cb
SHA1 802f964d0be7858eb2f1e7c6fcda03501fd1b71c
SHA256 e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60
SHA512 cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5

memory/496-22-0x0000000000400000-0x000000000043C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe

MD5 532bd4385f3d06efb962cb5736cd7f73
SHA1 eb9941a22760b6f24da449144b5731ff33805316
SHA256 aac74a07e386e5aa60b13f002e3ad37f09ed0fafdc9db5d5a1cb8781e82c121f
SHA512 18671238c41540123aafd2f9b5d9ddea839e8d6a9796418e2fdfb052708d5408d055ca9d7c9b227683646f0749d2d0118f2ba830b2d1220b5001ad036b0f5bc7

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5cD59WN.exe

MD5 532bd4385f3d06efb962cb5736cd7f73
SHA1 eb9941a22760b6f24da449144b5731ff33805316
SHA256 aac74a07e386e5aa60b13f002e3ad37f09ed0fafdc9db5d5a1cb8781e82c121f
SHA512 18671238c41540123aafd2f9b5d9ddea839e8d6a9796418e2fdfb052708d5408d055ca9d7c9b227683646f0749d2d0118f2ba830b2d1220b5001ad036b0f5bc7

memory/496-28-0x00000000745F0000-0x0000000074DA0000-memory.dmp

memory/496-29-0x0000000007A60000-0x0000000008004000-memory.dmp

memory/496-31-0x0000000007550000-0x00000000075E2000-memory.dmp

memory/496-33-0x0000000007510000-0x0000000007520000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is64.bat

MD5 225edee1d46e0a80610db26b275d72fb
SHA1 ce206abf11aaf19278b72f5021cc64b1b427b7e8
SHA256 e1befb57d724c9dc760cf42d7e0609212b22faeb2dc0c3ffe2fbd7134ff69559
SHA512 4f01a2a248a1322cb690b7395b818d2780e46f4884e59f1ab96125d642b6358eea97c7fad6023ef17209b218daa9c88d15ea2b92f124ecb8434c0c7b4a710504

memory/496-36-0x0000000007520000-0x000000000752A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is64.txt

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/496-39-0x0000000008630000-0x0000000008C48000-memory.dmp

memory/496-40-0x0000000007850000-0x000000000795A000-memory.dmp

memory/496-41-0x0000000007780000-0x0000000007792000-memory.dmp

memory/496-42-0x00000000077E0000-0x000000000781C000-memory.dmp

memory/496-43-0x0000000007960000-0x00000000079AC000-memory.dmp

memory/496-44-0x00000000745F0000-0x0000000074DA0000-memory.dmp

memory/496-45-0x0000000007510000-0x0000000007520000-memory.dmp